All of them descale in a passive zone, meaning that only oxides are impacted, the metal stays intact. We don't sell gels and electrolytes retail, but provide know-how of chemical compositions. If companies have large volume of descaling, do-it-yourself of such gels or liquids may make ...
The calculation yielded sample size 99 (power = 80%, type I error rate 0.05, with the adjustment for post hoc multiple pairwise comparisons), meaning 11 samples per group. The normality of distribution and equality of variances were assessed using the Shapiro–Wilk test and Levene’s test, ...